Home / 5,301,547.08-7,316,728.80-3,209,542.60

Finding the Fourth Proportional to 5,301,547.08, 7,316,728.80 and 3,209,542.60

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Solution

The fourth proportional to 5,301,547.08, 7,316,728.80 and 3,209,542.60 is: 4,429,528.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301,547.08 : 7,316,728.80 = 3,209,542.60 : x
  2. Step 2: Convert to fraction form
    5,301,547.08/7,316,728.80 = 3,209,542.60/x
  3. Step 3: Cross multiply
    5,301,547.08x = 7,316,728.80 × 3,209,542.60
  4. Step 4: Simplify right side
    5,301,547.08x = 23,483,352,776,246.88
  5. Step 5: Solve for x
    x = 23,483,352,776,246.88/5,301,547.08
  6. Step 6: Final answer
    x = 4,429,528.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.